Collection: GIA/CGL Certified Diamonds
Precious Stones with Certification
Our precious stones come with certificates from renowned laboratories:
- CGL (Central Gem Laboratory) from Japan, one of the most authoritative labs for gem identification and grading.
- GIA (Gemological Institute of America, Inc.) from the USA, the most recognized laboratory worldwide. JMW offers a variety of GIA diamond shapes for your selection.
Limited stock available at great prices!
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CGL Sunflower Necklace 0.2/0.4ct/E/SI2/GD
Regular price HK$13,330.00 HKDRegular priceHK$19,995.00 HKDSale price HK$13,330.00 HKDSale -
Sold outCGL Dangle Dia Necklace 0.3ctK18YG
Regular price HK$6,383.00 HKDRegular priceHK$9,574.00 HKDSale price HK$6,383.00 HKDSold out -
CGL Bezel movable Necklace 0.321ct PT
Regular price HK$5,019.00 HKDRegular priceHK$7,528.00 HKDSale price HK$5,019.00 HKDSold out -
CGL Bezel movable Necklace 0.319ct K18YG
Regular price HK$5,411.00 HKDRegular priceHK$8,116.00 HKDSale price HK$5,411.00 HKDSold out -
Sold outCGL Halo Earrings 0.76/0.24ctK18YG
Regular price HK$10,304.00 HKDRegular priceHK$15,455.00 HKDSale price HK$10,304.00 HKDSold out -
Sold outCGL Halo Earrings 0.737/0.24ctPT900
Regular price HK$9,520.00 HKDRegular priceHK$14,279.00 HKDSale price HK$9,520.00 HKDSold out -
Single Dia Twist Necklace 0.328/0.01ct G/SI1/F (No Certificate book included)
Regular price HK$6,273.00 HKDRegular priceHK$9,410.00 HKDSale price HK$6,273.00 HKDSold out -
CGL Single Dia Earrings 0.7ct 0.358/0.383ct/E/SI2/GD
Regular price HK$9,018.00 HKDRegular priceHK$13,526.00 HKDSale price HK$9,018.00 HKDSold out